Re: [mpls] Review of draft-rosen-mpls-rfc3107bis

Mach Chen <mach.chen@huawei.com> Fri, 19 August 2016 09:09 UTC

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From: Mach Chen <mach.chen@huawei.com>
To: Eric C Rosen <erosen@juniper.net>, "draft-rosen-mpls-rfc3107bis.all@ietf.org" <draft-rosen-mpls-rfc3107bis.all@ietf.org>, "mpls-chairs@ietf.org" <mpls-chairs@ietf.org>
Thread-Topic: Review of draft-rosen-mpls-rfc3107bis
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Date: Fri, 19 Aug 2016 09:09:40 +0000
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Subject: Re: [mpls] Review of draft-rosen-mpls-rfc3107bis
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Hi Eric,

Thanks for your response!

I still do not think that the description of the differing interpretations of the relationship between SAFI-1 and SAFI-4 belongs in this document. However, for practical reasons I can accept that they are documented here.

Best regards,
Mach

> -----Original Message-----
> From: Eric C Rosen [mailto:erosen@juniper.net]
> Sent: Thursday, August 18, 2016 12:00 AM
> To: Mach Chen; draft-rosen-mpls-rfc3107bis.all@ietf.org; mpls-chairs@ietf.org
> Cc: mpls@ietf.org
> Subject: Re: Review of draft-rosen-mpls-rfc3107bis
> 
> Hi Mach,
> 
> Thanks for your review.
> 
> On 8/3/2016 4:51 AM, Mach Chen wrote:
> > I have only one comment regarding to Section 5. IMHO, although it's
> informational, the description about the relationship between SAFI-1 and SAFI-4
> routes should not belong to this document, it's a more common description
> that is not specific to this label binding process. I'd suggest to remove this
> section if there is no any other reasons.
> 
> Differing interpretations about the relationship between SAFI-1 and
> SAFI-4 are a very common source of interoperability problems among
> implementations of different vendors.  Thus I think it is very useful to
> document this issue and to call attention to some of the differing
> interpretations.  I think this document is an appropriate place for this
> information; even though this information is not about label binding, it is about
> the semantics of SAFI-4.
> 
> Eric